BIRDS OF THE BRITISH ISLES. 401 



fIDafceira Storm petrel 



THE Madeira Storm Petrel (Oceanodroma cryptohucura) has 

 occurred in the British Isles. 



Wbite-belltefc Storm petrel 



THE White-bellied Storm Petrel (Pelagodroma marina) is 

 now included in the list of British birds. 



Wbite^tbroatefc <3re^ petrel 



THE White-throated Grey Petrel (Orstrelafa brevipes) is 

 also included in the list of British birds. 



26 



